diff options
Diffstat (limited to 'lotuswordpro/source/filter/lwppara1.cxx')
| -rw-r--r-- | lotuswordpro/source/filter/lwppara1.cxx | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lotuswordpro/source/filter/lwppara1.cxx b/lotuswordpro/source/filter/lwppara1.cxx index 21b341df589a..14c1e7244f14 100644 --- a/lotuswordpro/source/filter/lwppara1.cxx +++ b/lotuswordpro/source/filter/lwppara1.cxx @@ -102,6 +102,8 @@ #include "lwpcelllayout.hxx" #include "lwpframelayout.hxx" +#include <set> + // boost::polymorphic_downcast checks and reports (using assert), if the // cast is incorrect (in debug builds). using boost::polymorphic_downcast; @@ -166,12 +168,16 @@ LwpPara* LwpPara::GetParent() if (level != 1) { pPara = dynamic_cast<LwpPara*>(GetPrevious().obj().get()); + std::set<LwpPara*> aSeen; while (pPara) { + aSeen.insert(pPara); otherlevel = pPara->GetLevel(); if ((otherlevel < level) || (otherlevel && (level == 0))) return pPara; pPara = dynamic_cast<LwpPara*>(pPara->GetPrevious().obj().get()); + if (aSeen.find(pPara) != aSeen.end()) + throw std::runtime_error("loop in conversion"); } } return nullptr; |